Goethe's colour theory /
Matthaei, Rupprecht.
Goethe, Johann Wolfgang von,1749-1832.Farbenlehre.
Aach, Herb.
Eastlake, Charles Lock.
London Studio Vista
1971
This translation originally published, New York: Van Nstrand Reinhold, 1971. Originally published, Ravensburg: Maier, 1971
bibl p205-206
Goethe, Johann Wolfgang von, 1749-1832.
Color.